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Finding the Fourth Proportional to 6,549.70, 9,809.83 and 5,084.41

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Solution

The fourth proportional to 6,549.70, 9,809.83 and 5,084.41 is: 7,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.70 : 9,809.83 = 5,084.41 : x
  2. Step 2: Convert to fraction form
    6,549.70/9,809.83 = 5,084.41/x
  3. Step 3: Cross multiply
    6,549.70x = 9,809.83 × 5,084.41
  4. Step 4: Simplify right side
    6,549.70x = 49,877,197.75
  5. Step 5: Solve for x
    x = 49,877,197.75/6,549.70
  6. Step 6: Final answer
    x = 7,615.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.